The Sun, Earth and Moon do not need to be in perfect alignment for a solar eclipse. You only have to be in the location of the Moon's umbra as it passes over th

The Sun, Earth and Moon do not need to be in perfect alignment for a solar eclipse. You only have to be in the location of the Moon's umbra as it passes over the Earth. The Moon's shadow lengthens as it reaches the edge of the Earth. I'm not sure whether the third image is a picture or a map projection.